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10
docs/next/core/addresses.html
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@ -80,7 +80,7 @@ reason to keep using legacy transaction formats.</p>
<span class="hljs-keyword">val</span> privkey = <span class="hljs-type">ECPrivateKey</span>()
<span class="hljs-comment">// privkey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> pubkey = privkey.publicKey
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(02832e43712c6f6c9972e201d81b0256daa21f0bfd9c6a0e4537cab372a8a30d20)</span>
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(03662e7395daafbd2815e9251a780b1171a04f31054a60f97df4dc50c44d5928d3)</span>
<span class="hljs-keyword">val</span> segwitAddress = {
<span class="hljs-comment">// see https://bitcoin.org/en/glossary/pubkey-script</span>
@ -89,10 +89,10 @@ reason to keep using legacy transaction formats.</p>
<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
}
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qwsx089gk5ry8hkhhl4ld5uxjukf66tzq39xlhq</span>
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1q6gtzfwz7tajlx0jsmucv2cel3l4979ky4f0pk0</span>
println(segwitAddress.toString)
<span class="hljs-comment">// tb1qwsx089gk5ry8hkhhl4ld5uxjukf66tzq39xlhq</span>
<span class="hljs-comment">// tb1q6gtzfwz7tajlx0jsmucv2cel3l4979ky4f0pk0</span>
</code></pre>
<h2><a class="anchor" aria-hidden="true" id="generating-legacy-base58-addresses"></a><a href="#generating-legacy-base58-addresses" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Generating legacy (base58) addresses</h2>
<p>If you need to generate legacy addresses for backwards
@ -101,10 +101,10 @@ Take a look:</p>
<pre><code class="hljs css language-scala"><span class="hljs-comment">// we&#x27;re reusing the same private/public key pair</span>
<span class="hljs-comment">// from before. don&#x27;t do this in an actual application!</span>
<span class="hljs-keyword">val</span> legacyAddress = <span class="hljs-type">P2PKHAddress</span>(pubkey, <span class="hljs-type">TestNet3</span>)
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mr6aCC5pf1ZD9vaf3TizK7Vh98oZRjmPaB</span>
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mzfnitfAKoUw8KkTPA6YxVN9B8Enz76nwy</span>
println(legacyAddress.toString)
<span class="hljs-comment">// mr6aCC5pf1ZD9vaf3TizK7Vh98oZRjmPaB</span>
<span class="hljs-comment">// mzfnitfAKoUw8KkTPA6YxVN9B8Enz76nwy</span>
</code></pre>
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/core-intro"><span class="arrow-prev">← </span><span>Core Module</span></a><a class="docs-next button" href="/docs/next/core/hd-keys"><span>HD Key Generation</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"><ul class="toc-headings"><li><a href="#generating-segwit-bech32-addresses">Generating SegWit (bech32) addresses</a></li><li><a href="#generating-legacy-base58-addresses">Generating legacy (base58) addresses</a></li></ul></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2020 Suredbits &amp; the bitcoin-s developers</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>
document.addEventListener('keyup', function(e) {

10
docs/next/core/addresses/index.html
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@ -80,7 +80,7 @@ reason to keep using legacy transaction formats.</p>
<span class="hljs-keyword">val</span> privkey = <span class="hljs-type">ECPrivateKey</span>()
<span class="hljs-comment">// privkey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> pubkey = privkey.publicKey
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(02832e43712c6f6c9972e201d81b0256daa21f0bfd9c6a0e4537cab372a8a30d20)</span>
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(03662e7395daafbd2815e9251a780b1171a04f31054a60f97df4dc50c44d5928d3)</span>
<span class="hljs-keyword">val</span> segwitAddress = {
<span class="hljs-comment">// see https://bitcoin.org/en/glossary/pubkey-script</span>
@ -89,10 +89,10 @@ reason to keep using legacy transaction formats.</p>
<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
}
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qwsx089gk5ry8hkhhl4ld5uxjukf66tzq39xlhq</span>
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1q6gtzfwz7tajlx0jsmucv2cel3l4979ky4f0pk0</span>
println(segwitAddress.toString)
<span class="hljs-comment">// tb1qwsx089gk5ry8hkhhl4ld5uxjukf66tzq39xlhq</span>
<span class="hljs-comment">// tb1q6gtzfwz7tajlx0jsmucv2cel3l4979ky4f0pk0</span>
</code></pre>
<h2><a class="anchor" aria-hidden="true" id="generating-legacy-base58-addresses"></a><a href="#generating-legacy-base58-addresses" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Generating legacy (base58) addresses</h2>
<p>If you need to generate legacy addresses for backwards
@ -101,10 +101,10 @@ Take a look:</p>
<pre><code class="hljs css language-scala"><span class="hljs-comment">// we&#x27;re reusing the same private/public key pair</span>
<span class="hljs-comment">// from before. don&#x27;t do this in an actual application!</span>
<span class="hljs-keyword">val</span> legacyAddress = <span class="hljs-type">P2PKHAddress</span>(pubkey, <span class="hljs-type">TestNet3</span>)
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mr6aCC5pf1ZD9vaf3TizK7Vh98oZRjmPaB</span>
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mzfnitfAKoUw8KkTPA6YxVN9B8Enz76nwy</span>
println(legacyAddress.toString)
<span class="hljs-comment">// mr6aCC5pf1ZD9vaf3TizK7Vh98oZRjmPaB</span>
<span class="hljs-comment">// mzfnitfAKoUw8KkTPA6YxVN9B8Enz76nwy</span>
</code></pre>
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/core-intro"><span class="arrow-prev">← </span><span>Core Module</span></a><a class="docs-next button" href="/docs/next/core/hd-keys"><span>HD Key Generation</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"><ul class="toc-headings"><li><a href="#generating-segwit-bech32-addresses">Generating SegWit (bech32) addresses</a></li><li><a href="#generating-legacy-base58-addresses">Generating legacy (base58) addresses</a></li></ul></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2020 Suredbits &amp; the bitcoin-s developers</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>
document.addEventListener('keyup', function(e) {

12
docs/next/core/hd-keys.html
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@ -86,13 +86,13 @@ use that to generate further private and public keys:</p>
<span class="hljs-comment">// how long our phrase ends up being</span>
<span class="hljs-comment">// 256 bits of entropy results in 24 words</span>
<span class="hljs-keyword">val</span> entropy: <span class="hljs-type">BitVector</span> = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x3c9fd9271a477c586b584464eba85e2b8ca8158036aa0f4cd0de711559f4e112)</span>
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x4509cb25e9ce887c851af57ca9dcfd031ab537353e1a3a1068763f93054c7d8b)</span>
<span class="hljs-keyword">val</span> mnemonicCode = <span class="hljs-type">MnemonicCode</span>.fromEntropy(entropy)
<span class="hljs-comment">// mnemonicCode: MnemonicCode = Masked(MnemonicCodeImpl)</span>
mnemonicCode.words <span class="hljs-comment">// the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(develop, yard, endorse, cruel, jelly, club, pulp, ancient, gossip, front, bleak, finish, skin, approve, absorb, stem, aunt, grief, daring, timber, few, whip, lounge, fly) // the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(eagle, exact, siren, squeeze, trigger, dinner, behave, gadget, lake, exclude, dismiss, alert, prize, oppose, stay, select, deliver, local, budget, left, core, plate, wage, knife) // the phrase the user should write down</span>
<span class="hljs-comment">// the password argument is an optional, extra security</span>
<span class="hljs-comment">// measure. all MnemonicCode instances will give you a</span>
@ -108,7 +108,7 @@ mnemonicCode.words <span class="hljs-comment">// the phrase the user should writ
bip39Seed)
<span class="hljs-comment">// xpriv: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> xpub = xpriv.extPublicKey
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZy4TVketkAgHzZ4vYpUBPDBoaDXTxWy2etSrq2UyxjPSqpRc5mtAB5sqnadAWsE4DSLUmzEsvw7VvGKLRse1F1w8hv9m1CD1</span>
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZwhryqMG86kbbTpudnuXxcPTRDD3EtDeQ4o8LeiFFctqZ1hYzxoPKQiwLgmAJNaeNAC3AYC6Srpjpka46LpEJHqSucyqkVwf</span>
<span class="hljs-comment">// you can now use the generated xpriv to derive further</span>
<span class="hljs-comment">// private or public keys</span>
@ -154,7 +154,7 @@ spend or steal any of your money.</p>
<span class="hljs-comment">// can generate addresses with it!</span>
accountXpriv.extPublicKey
}
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6rVnXMn887Foiz5tvpxCk3578984gYpBbTRF4LDPXpkRUM8n3hcaYQ77CovY9a83fv4J2FZ18G9Yk1o8p3iucYbyG2Ded8bwWGHGB2YoqXz</span>
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6qvch4xuC8G5MdFXbn8knHwyGUo9YAmCgkyyEfUzxHYTUE3dSdPbA9ztCZM6ZeRv4YQNGnQq9TJh4uy3mr6TsjHhywfgJUQeStPgRQf9jzt</span>
<span class="hljs-comment">// address no. 0 ---------------┐</span>
<span class="hljs-comment">// external address ----------┐ |</span>
@ -177,12 +177,12 @@ spend or steal any of your money.</p>
<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
}
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qdrx2x8p0eru5npdd90pz6zv7sc0z7t06d4206j</span>
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qlhst28f4ftwn7ff5aja3ryuanrnp9g5upwyavv</span>
<span class="hljs-comment">// tada! We just generated an address you can send money to,</span>
<span class="hljs-comment">// without having access to the private key!</span>
firstAccountAddress.value
<span class="hljs-comment">// res2: String = tb1qdrx2x8p0eru5npdd90pz6zv7sc0z7t06d4206j</span>
<span class="hljs-comment">// res2: String = tb1qlhst28f4ftwn7ff5aja3ryuanrnp9g5upwyavv</span>
<span class="hljs-comment">// you can now continue deriving addresses from the same public</span>
<span class="hljs-comment">// key, by imitating what we did above. To get the next</span>

12
docs/next/core/hd-keys/index.html
View file

@ -86,13 +86,13 @@ use that to generate further private and public keys:</p>
<span class="hljs-comment">// how long our phrase ends up being</span>
<span class="hljs-comment">// 256 bits of entropy results in 24 words</span>
<span class="hljs-keyword">val</span> entropy: <span class="hljs-type">BitVector</span> = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x3c9fd9271a477c586b584464eba85e2b8ca8158036aa0f4cd0de711559f4e112)</span>
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x4509cb25e9ce887c851af57ca9dcfd031ab537353e1a3a1068763f93054c7d8b)</span>
<span class="hljs-keyword">val</span> mnemonicCode = <span class="hljs-type">MnemonicCode</span>.fromEntropy(entropy)
<span class="hljs-comment">// mnemonicCode: MnemonicCode = Masked(MnemonicCodeImpl)</span>
mnemonicCode.words <span class="hljs-comment">// the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(develop, yard, endorse, cruel, jelly, club, pulp, ancient, gossip, front, bleak, finish, skin, approve, absorb, stem, aunt, grief, daring, timber, few, whip, lounge, fly) // the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(eagle, exact, siren, squeeze, trigger, dinner, behave, gadget, lake, exclude, dismiss, alert, prize, oppose, stay, select, deliver, local, budget, left, core, plate, wage, knife) // the phrase the user should write down</span>
<span class="hljs-comment">// the password argument is an optional, extra security</span>
<span class="hljs-comment">// measure. all MnemonicCode instances will give you a</span>
@ -108,7 +108,7 @@ mnemonicCode.words <span class="hljs-comment">// the phrase the user should writ
bip39Seed)
<span class="hljs-comment">// xpriv: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> xpub = xpriv.extPublicKey
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZy4TVketkAgHzZ4vYpUBPDBoaDXTxWy2etSrq2UyxjPSqpRc5mtAB5sqnadAWsE4DSLUmzEsvw7VvGKLRse1F1w8hv9m1CD1</span>
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZwhryqMG86kbbTpudnuXxcPTRDD3EtDeQ4o8LeiFFctqZ1hYzxoPKQiwLgmAJNaeNAC3AYC6Srpjpka46LpEJHqSucyqkVwf</span>
<span class="hljs-comment">// you can now use the generated xpriv to derive further</span>
<span class="hljs-comment">// private or public keys</span>
@ -154,7 +154,7 @@ spend or steal any of your money.</p>
<span class="hljs-comment">// can generate addresses with it!</span>
accountXpriv.extPublicKey
}
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6rVnXMn887Foiz5tvpxCk3578984gYpBbTRF4LDPXpkRUM8n3hcaYQ77CovY9a83fv4J2FZ18G9Yk1o8p3iucYbyG2Ded8bwWGHGB2YoqXz</span>
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6qvch4xuC8G5MdFXbn8knHwyGUo9YAmCgkyyEfUzxHYTUE3dSdPbA9ztCZM6ZeRv4YQNGnQq9TJh4uy3mr6TsjHhywfgJUQeStPgRQf9jzt</span>
<span class="hljs-comment">// address no. 0 ---------------┐</span>
<span class="hljs-comment">// external address ----------┐ |</span>
@ -177,12 +177,12 @@ spend or steal any of your money.</p>
<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
}
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qdrx2x8p0eru5npdd90pz6zv7sc0z7t06d4206j</span>
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qlhst28f4ftwn7ff5aja3ryuanrnp9g5upwyavv</span>
<span class="hljs-comment">// tada! We just generated an address you can send money to,</span>
<span class="hljs-comment">// without having access to the private key!</span>
firstAccountAddress.value
<span class="hljs-comment">// res2: String = tb1qdrx2x8p0eru5npdd90pz6zv7sc0z7t06d4206j</span>
<span class="hljs-comment">// res2: String = tb1qlhst28f4ftwn7ff5aja3ryuanrnp9g5upwyavv</span>
<span class="hljs-comment">// you can now continue deriving addresses from the same public</span>
<span class="hljs-comment">// key, by imitating what we did above. To get the next</span>

36
docs/next/core/txbuilder.html
View file

@ -64,7 +64,7 @@
});
</script></nav></div><div class="container mainContainer docsContainer"><div class="wrapper"><div class="post"><header class="postHeader"><a class="edit-page-link button" href="https://github.com/bitcoin-s/bitcoin-s/blob/master/docs/core/txbuilder.md" target="_blank" rel="noreferrer noopener">Edit</a><h1 id="__docusaurus" class="postHeaderTitle">TxBuilder Example</h1></header><article><div><span><p>Bitcoin-S features a transaction building API that allows you to construct and sign Bitcoin transactions. Here's an example of how to use it</p>
<pre><code class="hljs css language-scala"><span class="hljs-keyword">implicit</span> <span class="hljs-keyword">val</span> ec: <span class="hljs-type">ExecutionContext</span> = <span class="hljs-type">ExecutionContext</span>.<span class="hljs-type">Implicits</span>.global
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@7f414aa0[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 39, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@1e436730[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 39, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// Initialize a transaction builder</span>
<span class="hljs-keyword">val</span> builder = <span class="hljs-type">RawTxBuilder</span>()
@ -74,19 +74,19 @@
<span class="hljs-keyword">val</span> privKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> pubKey = privKey.publicKey
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(02dcfc7eea419a1b4a0b1de62ea54df1e9dc2d8a1b517656791763d161733e0fcb)</span>
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(032c409ad08f1630533baf3e19c5cf1ba9174e419084d7b1cf61a9b0fd3f7a955f)</span>
<span class="hljs-comment">// this is the script that the TxBuilder is going to create a</span>
<span class="hljs-comment">// script signature that validly spends this scriptPubKey</span>
<span class="hljs-keyword">val</span> creditingSpk = <span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = privKey.publicKey)
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(da3b3f0e06766179f1f37b0bc2ba8fafed0f2bd5)</span>
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(b7f9c86ff41c4b359b03c662362e1ee88e89ac0f)</span>
<span class="hljs-keyword">val</span> amount = <span class="hljs-number">10000.</span>satoshis
<span class="hljs-comment">// amount: Satoshis = 10000 sats</span>
<span class="hljs-comment">// this is the UTXO we are going to be spending</span>
<span class="hljs-keyword">val</span> utxo =
<span class="hljs-type">TransactionOutput</span>(value = amount, scriptPubKey = creditingSpk)
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(da3b3f0e06766179f1f37b0bc2ba8fafed0f2bd5))</span>
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(b7f9c86ff41c4b359b03c662362e1ee88e89ac0f))</span>
<span class="hljs-comment">// the private key that locks the funds for the script we are spending too</span>
<span class="hljs-keyword">val</span> destinationPrivKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
@ -99,7 +99,7 @@
<span class="hljs-comment">// the script that corresponds to destination private key, this is what is receiving the money</span>
<span class="hljs-keyword">val</span> destinationSPK =
<span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = destinationPrivKey.publicKey)
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(c088bca6785076570ee9ab8bb992c63fa9071198)</span>
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(71c44d25a118dcb093d963f6a18eaddcd763f5b0)</span>
<span class="hljs-comment">// this is where we are sending money too</span>
<span class="hljs-comment">// we could add more destinations here if we</span>
@ -110,7 +110,7 @@
<span class="hljs-type">Vector</span>(destination0)
}
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(c088bca6785076570ee9ab8bb992c63fa9071198)))</span>
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(71c44d25a118dcb093d963f6a18eaddcd763f5b0)))</span>
<span class="hljs-comment">// Add the destinations to the tx builder</span>
builder ++= destinations
@ -123,17 +123,17 @@ builder ++= destinations
inputs = <span class="hljs-type">Vector</span>.empty,
outputs = <span class="hljs-type">Vector</span>(utxo),
lockTime = <span class="hljs-type">UInt32</span>.zero)
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(da3b3f0e06766179f1f37b0bc2ba8fafed0f2bd5))),UInt32Impl(0))</span>
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(b7f9c86ff41c4b359b03c662362e1ee88e89ac0f))),UInt32Impl(0))</span>
<span class="hljs-comment">// this is the information we need from the crediting TX</span>
<span class="hljs-comment">// to properly &quot;link&quot; it in the transaction we are creating</span>
<span class="hljs-keyword">val</span> outPoint = <span class="hljs-type">TransactionOutPoint</span>(creditingTx.txId, <span class="hljs-type">UInt32</span>.zero)
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(1f2ad9aa0145dd9314e43ba2faee0ae11a239943109b67946ab30c03ef76d58b:0)</span>
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(b0314f624a2533e0c0bbb3ffbd11d5ee67f970aaa962cfab8ee5616893f9fb38:0)</span>
<span class="hljs-keyword">val</span> input = <span class="hljs-type">TransactionInput</span>(
outPoint,
<span class="hljs-type">EmptyScriptSignature</span>,
sequenceNumber = <span class="hljs-type">UInt32</span>.zero)
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(1f2ad9aa0145dd9314e43ba2faee0ae11a239943109b67946ab30c03ef76d58b:0),EmptyScriptSignature,UInt32Impl(0))</span>
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(b0314f624a2533e0c0bbb3ffbd11d5ee67f970aaa962cfab8ee5616893f9fb38:0),EmptyScriptSignature,UInt32Impl(0))</span>
<span class="hljs-comment">// Add a new input to our builder</span>
builder += input
@ -141,11 +141,11 @@ builder += input
<span class="hljs-comment">// We can now generate a RawTxBuilderResult ready to be finalized</span>
<span class="hljs-keyword">val</span> builderResult = builder.result()
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(1f2ad9aa0145dd9314e43ba2faee0ae11a239943109b67946ab30c03ef76d58b:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(c088bca6785076570ee9ab8bb992c63fa9071198))),UInt32Impl(0))</span>
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(b0314f624a2533e0c0bbb3ffbd11d5ee67f970aaa962cfab8ee5616893f9fb38:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(71c44d25a118dcb093d963f6a18eaddcd763f5b0))),UInt32Impl(0))</span>
<span class="hljs-comment">// this contains the information needed to analyze our input during finalization</span>
<span class="hljs-keyword">val</span> inputInfo = <span class="hljs-type">P2PKHInputInfo</span>(outPoint, amount, privKey.publicKey)
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(1f2ad9aa0145dd9314e43ba2faee0ae11a239943109b67946ab30c03ef76d58b:0),10000 sats,ECPublicKey(02dcfc7eea419a1b4a0b1de62ea54df1e9dc2d8a1b517656791763d161733e0fcb))</span>
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(b0314f624a2533e0c0bbb3ffbd11d5ee67f970aaa962cfab8ee5616893f9fb38:0),10000 sats,ECPublicKey(032c409ad08f1630533baf3e19c5cf1ba9174e419084d7b1cf61a9b0fd3f7a955f))</span>
<span class="hljs-comment">// this is how much we are going to pay as a fee to the network</span>
<span class="hljs-comment">// for this example, we are going to pay 1 satoshi per byte</span>
@ -155,18 +155,18 @@ builder += input
<span class="hljs-keyword">val</span> changePrivKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
<span class="hljs-comment">// changePrivKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> changeSPK = <span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = changePrivKey.publicKey)
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(ef5720d4e9edac051e2ac970585a8fedb758a901)</span>
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(59a689eb3a38fa69e467bd2d720c8a52890c53af)</span>
<span class="hljs-comment">// We chose a finalizer that adds a change output to our tx based on a fee rate</span>
<span class="hljs-keyword">val</span> finalizer = <span class="hljs-type">StandardNonInteractiveFinalizer</span>(
<span class="hljs-type">Vector</span>(inputInfo),
feeRate,
changeSPK)
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(1f2ad9aa0145dd9314e43ba2faee0ae11a239943109b67946ab30c03ef76d58b:0),10000 sats,ECPublicKey(02dcfc7eea419a1b4a0b1de62ea54df1e9dc2d8a1b517656791763d161733e0fcb))),1 sats/byte,pkh(ef5720d4e9edac051e2ac970585a8fedb758a901))</span>
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(b0314f624a2533e0c0bbb3ffbd11d5ee67f970aaa962cfab8ee5616893f9fb38:0),10000 sats,ECPublicKey(032c409ad08f1630533baf3e19c5cf1ba9174e419084d7b1cf61a9b0fd3f7a955f))),1 sats/byte,pkh(59a689eb3a38fa69e467bd2d720c8a52890c53af))</span>
<span class="hljs-comment">// We can now finalize the tx builder result from earlier with this finalizer</span>
<span class="hljs-keyword">val</span> unsignedTxF: <span class="hljs-type">Future</span>[<span class="hljs-type">Transaction</span>] = finalizer.buildTx(builderResult)
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(1f2ad9aa0145dd9314e43ba2faee0ae11a239943109b67946ab30c03ef76d58b:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(c088bca6785076570ee9ab8bb992c63fa9071198)), TransactionOutput(4775 sats,pkh(ef5720d4e9edac051e2ac970585a8fedb758a901))),UInt32Impl(0))))</span>
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(b0314f624a2533e0c0bbb3ffbd11d5ee67f970aaa962cfab8ee5616893f9fb38:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(71c44d25a118dcb093d963f6a18eaddcd763f5b0)), TransactionOutput(4775 sats,pkh(59a689eb3a38fa69e467bd2d720c8a52890c53af))),UInt32Impl(0))))</span>
<span class="hljs-comment">// We now turn to signing the unsigned transaction</span>
<span class="hljs-comment">// this contains all the information we need to</span>
@ -176,12 +176,12 @@ builder += input
signers = <span class="hljs-type">Vector</span>(privKey),
hashType =
<span class="hljs-type">HashType</span>.sigHashAll)
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(1f2ad9aa0145dd9314e43ba2faee0ae11a239943109b67946ab30c03ef76d58b:0),10000 sats,ECPublicKey(02dcfc7eea419a1b4a0b1de62ea54df1e9dc2d8a1b517656791763d161733e0fcb)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(da3b3f0e06766179f1f37b0bc2ba8fafed0f2bd5))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(b0314f624a2533e0c0bbb3ffbd11d5ee67f970aaa962cfab8ee5616893f9fb38:0),10000 sats,ECPublicKey(032c409ad08f1630533baf3e19c5cf1ba9174e419084d7b1cf61a9b0fd3f7a955f)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(b7f9c86ff41c4b359b03c662362e1ee88e89ac0f))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
<span class="hljs-comment">// all of the UTXO spending information, since we only have</span>
<span class="hljs-comment">// one input, this is just one element</span>
<span class="hljs-keyword">val</span> utxoInfos: <span class="hljs-type">Vector</span>[<span class="hljs-type">ScriptSignatureParams</span>[<span class="hljs-type">InputInfo</span>]] = <span class="hljs-type">Vector</span>(utxoInfo)
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(1f2ad9aa0145dd9314e43ba2faee0ae11a239943109b67946ab30c03ef76d58b:0),10000 sats,ECPublicKey(02dcfc7eea419a1b4a0b1de62ea54df1e9dc2d8a1b517656791763d161733e0fcb)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(da3b3f0e06766179f1f37b0bc2ba8fafed0f2bd5))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(b0314f624a2533e0c0bbb3ffbd11d5ee67f970aaa962cfab8ee5616893f9fb38:0),10000 sats,ECPublicKey(032c409ad08f1630533baf3e19c5cf1ba9174e419084d7b1cf61a9b0fd3f7a955f)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(b7f9c86ff41c4b359b03c662362e1ee88e89ac0f))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
<span class="hljs-comment">// Yay! Now we use the RawTxSigner object to sign the tx.</span>
<span class="hljs-comment">// The &#x27;sign&#x27; method is going produce a validly signed transaction</span>
@ -201,7 +201,7 @@ builder += input
}
<span class="hljs-type">Await</span>.result(signedTxF, <span class="hljs-number">30.</span>seconds)
}
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(1f2ad9aa0145dd9314e43ba2faee0ae11a239943109b67946ab30c03ef76d58b:0),P2PKHScriptSignature(ECPublicKey(02dcfc7eea419a1b4a0b1de62ea54df1e9dc2d8a1b517656791763d161733e0fcb), ECDigitalSignature(304402201b31f52cc1f28f39c8ee0465e78df58ecf3f617e2e04021d7642ebd02049a3e802202f3ea8060660c3206b55b61426b11ca199385aabfeb635b66426a765cf2edbde01)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(c088bca6785076570ee9ab8bb992c63fa9071198)), TransactionOutput(4775 sats,pkh(ef5720d4e9edac051e2ac970585a8fedb758a901))),UInt32Impl(0))</span>
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(b0314f624a2533e0c0bbb3ffbd11d5ee67f970aaa962cfab8ee5616893f9fb38:0),P2PKHScriptSignature(ECPublicKey(032c409ad08f1630533baf3e19c5cf1ba9174e419084d7b1cf61a9b0fd3f7a955f), ECDigitalSignature(304402203a59bd58496b593e50dedac77a12fc798c2262764d5636a6aeb81d8b09eed75c02201967a64f9b516322c76f913cc6f099297cbdf1491ffa82c9f52e61454030713901)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(71c44d25a118dcb093d963f6a18eaddcd763f5b0)), TransactionOutput(4775 sats,pkh(59a689eb3a38fa69e467bd2d720c8a52890c53af))),UInt32Impl(0))</span>
</code></pre>
<pre><code class="hljs css language-scala">signedTx.inputs.length
<span class="hljs-comment">// res2: Int = 1</span>
@ -211,7 +211,7 @@ signedTx.outputs.length
<span class="hljs-comment">//remember, you can call .hex on any bitcoin-s data structure to get the hex representation!</span>
signedTx.hex
<span class="hljs-comment">// res4: String = 02000000018bd576ef030cb36a94679b104399231ae10aeefaa23be41493dd4501aad92a1f000000006a47304402201b31f52cc1f28f39c8ee0465e78df58ecf3f617e2e04021d7642ebd02049a3e802202f3ea8060660c3206b55b61426b11ca199385aabfeb635b66426a765cf2edbde012102dcfc7eea419a1b4a0b1de62ea54df1e9dc2d8a1b517656791763d161733e0fcb000000000288130000000000001976a914c088bca6785076570ee9ab8bb992c63fa907119888aca7120000000000001976a914ef5720d4e9edac051e2ac970585a8fedb758a90188ac00000000</span>
<span class="hljs-comment">// res4: String = 020000000138fbf9936861e58eabcf62a9aa70f967eed511bdffb3bbc0e033254a624f31b0000000006a47304402203a59bd58496b593e50dedac77a12fc798c2262764d5636a6aeb81d8b09eed75c02201967a64f9b516322c76f913cc6f099297cbdf1491ffa82c9f52e6145403071390121032c409ad08f1630533baf3e19c5cf1ba9174e419084d7b1cf61a9b0fd3f7a955f000000000288130000000000001976a91471c44d25a118dcb093d963f6a18eaddcd763f5b088aca7120000000000001976a91459a689eb3a38fa69e467bd2d720c8a52890c53af88ac00000000</span>
</code></pre>
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@ -64,7 +64,7 @@
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</script></nav></div><div class="container mainContainer docsContainer"><div class="wrapper"><div class="post"><header class="postHeader"><a class="edit-page-link button" href="https://github.com/bitcoin-s/bitcoin-s/blob/master/docs/core/txbuilder.md" target="_blank" rel="noreferrer noopener">Edit</a><h1 id="__docusaurus" class="postHeaderTitle">TxBuilder Example</h1></header><article><div><span><p>Bitcoin-S features a transaction building API that allows you to construct and sign Bitcoin transactions. Here's an example of how to use it</p>
<pre><code class="hljs css language-scala"><span class="hljs-keyword">implicit</span> <span class="hljs-keyword">val</span> ec: <span class="hljs-type">ExecutionContext</span> = <span class="hljs-type">ExecutionContext</span>.<span class="hljs-type">Implicits</span>.global
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@7f414aa0[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 39, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@1e436730[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 39, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// Initialize a transaction builder</span>
<span class="hljs-keyword">val</span> builder = <span class="hljs-type">RawTxBuilder</span>()
@ -74,19 +74,19 @@
<span class="hljs-keyword">val</span> privKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> pubKey = privKey.publicKey
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(02dcfc7eea419a1b4a0b1de62ea54df1e9dc2d8a1b517656791763d161733e0fcb)</span>
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(032c409ad08f1630533baf3e19c5cf1ba9174e419084d7b1cf61a9b0fd3f7a955f)</span>
<span class="hljs-comment">// this is the script that the TxBuilder is going to create a</span>
<span class="hljs-comment">// script signature that validly spends this scriptPubKey</span>
<span class="hljs-keyword">val</span> creditingSpk = <span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = privKey.publicKey)
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(da3b3f0e06766179f1f37b0bc2ba8fafed0f2bd5)</span>
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(b7f9c86ff41c4b359b03c662362e1ee88e89ac0f)</span>
<span class="hljs-keyword">val</span> amount = <span class="hljs-number">10000.</span>satoshis
<span class="hljs-comment">// amount: Satoshis = 10000 sats</span>
<span class="hljs-comment">// this is the UTXO we are going to be spending</span>
<span class="hljs-keyword">val</span> utxo =
<span class="hljs-type">TransactionOutput</span>(value = amount, scriptPubKey = creditingSpk)
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(da3b3f0e06766179f1f37b0bc2ba8fafed0f2bd5))</span>
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(b7f9c86ff41c4b359b03c662362e1ee88e89ac0f))</span>
<span class="hljs-comment">// the private key that locks the funds for the script we are spending too</span>
<span class="hljs-keyword">val</span> destinationPrivKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
@ -99,7 +99,7 @@
<span class="hljs-comment">// the script that corresponds to destination private key, this is what is receiving the money</span>
<span class="hljs-keyword">val</span> destinationSPK =
<span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = destinationPrivKey.publicKey)
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(c088bca6785076570ee9ab8bb992c63fa9071198)</span>
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(71c44d25a118dcb093d963f6a18eaddcd763f5b0)</span>
<span class="hljs-comment">// this is where we are sending money too</span>
<span class="hljs-comment">// we could add more destinations here if we</span>
@ -110,7 +110,7 @@
<span class="hljs-type">Vector</span>(destination0)
}
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(c088bca6785076570ee9ab8bb992c63fa9071198)))</span>
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(71c44d25a118dcb093d963f6a18eaddcd763f5b0)))</span>
<span class="hljs-comment">// Add the destinations to the tx builder</span>
builder ++= destinations
@ -123,17 +123,17 @@ builder ++= destinations
inputs = <span class="hljs-type">Vector</span>.empty,
outputs = <span class="hljs-type">Vector</span>(utxo),
lockTime = <span class="hljs-type">UInt32</span>.zero)
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(da3b3f0e06766179f1f37b0bc2ba8fafed0f2bd5))),UInt32Impl(0))</span>
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(b7f9c86ff41c4b359b03c662362e1ee88e89ac0f))),UInt32Impl(0))</span>
<span class="hljs-comment">// this is the information we need from the crediting TX</span>
<span class="hljs-comment">// to properly &quot;link&quot; it in the transaction we are creating</span>
<span class="hljs-keyword">val</span> outPoint = <span class="hljs-type">TransactionOutPoint</span>(creditingTx.txId, <span class="hljs-type">UInt32</span>.zero)
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(1f2ad9aa0145dd9314e43ba2faee0ae11a239943109b67946ab30c03ef76d58b:0)</span>
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(b0314f624a2533e0c0bbb3ffbd11d5ee67f970aaa962cfab8ee5616893f9fb38:0)</span>
<span class="hljs-keyword">val</span> input = <span class="hljs-type">TransactionInput</span>(
outPoint,
<span class="hljs-type">EmptyScriptSignature</span>,
sequenceNumber = <span class="hljs-type">UInt32</span>.zero)
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(1f2ad9aa0145dd9314e43ba2faee0ae11a239943109b67946ab30c03ef76d58b:0),EmptyScriptSignature,UInt32Impl(0))</span>
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(b0314f624a2533e0c0bbb3ffbd11d5ee67f970aaa962cfab8ee5616893f9fb38:0),EmptyScriptSignature,UInt32Impl(0))</span>
<span class="hljs-comment">// Add a new input to our builder</span>
builder += input
@ -141,11 +141,11 @@ builder += input
<span class="hljs-comment">// We can now generate a RawTxBuilderResult ready to be finalized</span>
<span class="hljs-keyword">val</span> builderResult = builder.result()
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(1f2ad9aa0145dd9314e43ba2faee0ae11a239943109b67946ab30c03ef76d58b:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(c088bca6785076570ee9ab8bb992c63fa9071198))),UInt32Impl(0))</span>
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(b0314f624a2533e0c0bbb3ffbd11d5ee67f970aaa962cfab8ee5616893f9fb38:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(71c44d25a118dcb093d963f6a18eaddcd763f5b0))),UInt32Impl(0))</span>
<span class="hljs-comment">// this contains the information needed to analyze our input during finalization</span>
<span class="hljs-keyword">val</span> inputInfo = <span class="hljs-type">P2PKHInputInfo</span>(outPoint, amount, privKey.publicKey)
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(1f2ad9aa0145dd9314e43ba2faee0ae11a239943109b67946ab30c03ef76d58b:0),10000 sats,ECPublicKey(02dcfc7eea419a1b4a0b1de62ea54df1e9dc2d8a1b517656791763d161733e0fcb))</span>
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(b0314f624a2533e0c0bbb3ffbd11d5ee67f970aaa962cfab8ee5616893f9fb38:0),10000 sats,ECPublicKey(032c409ad08f1630533baf3e19c5cf1ba9174e419084d7b1cf61a9b0fd3f7a955f))</span>
<span class="hljs-comment">// this is how much we are going to pay as a fee to the network</span>
<span class="hljs-comment">// for this example, we are going to pay 1 satoshi per byte</span>
@ -155,18 +155,18 @@ builder += input
<span class="hljs-keyword">val</span> changePrivKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
<span class="hljs-comment">// changePrivKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> changeSPK = <span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = changePrivKey.publicKey)
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(ef5720d4e9edac051e2ac970585a8fedb758a901)</span>
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(59a689eb3a38fa69e467bd2d720c8a52890c53af)</span>
<span class="hljs-comment">// We chose a finalizer that adds a change output to our tx based on a fee rate</span>
<span class="hljs-keyword">val</span> finalizer = <span class="hljs-type">StandardNonInteractiveFinalizer</span>(
<span class="hljs-type">Vector</span>(inputInfo),
feeRate,
changeSPK)
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(1f2ad9aa0145dd9314e43ba2faee0ae11a239943109b67946ab30c03ef76d58b:0),10000 sats,ECPublicKey(02dcfc7eea419a1b4a0b1de62ea54df1e9dc2d8a1b517656791763d161733e0fcb))),1 sats/byte,pkh(ef5720d4e9edac051e2ac970585a8fedb758a901))</span>
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(b0314f624a2533e0c0bbb3ffbd11d5ee67f970aaa962cfab8ee5616893f9fb38:0),10000 sats,ECPublicKey(032c409ad08f1630533baf3e19c5cf1ba9174e419084d7b1cf61a9b0fd3f7a955f))),1 sats/byte,pkh(59a689eb3a38fa69e467bd2d720c8a52890c53af))</span>
<span class="hljs-comment">// We can now finalize the tx builder result from earlier with this finalizer</span>
<span class="hljs-keyword">val</span> unsignedTxF: <span class="hljs-type">Future</span>[<span class="hljs-type">Transaction</span>] = finalizer.buildTx(builderResult)
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(1f2ad9aa0145dd9314e43ba2faee0ae11a239943109b67946ab30c03ef76d58b:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(c088bca6785076570ee9ab8bb992c63fa9071198)), TransactionOutput(4775 sats,pkh(ef5720d4e9edac051e2ac970585a8fedb758a901))),UInt32Impl(0))))</span>
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(b0314f624a2533e0c0bbb3ffbd11d5ee67f970aaa962cfab8ee5616893f9fb38:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(71c44d25a118dcb093d963f6a18eaddcd763f5b0)), TransactionOutput(4775 sats,pkh(59a689eb3a38fa69e467bd2d720c8a52890c53af))),UInt32Impl(0))))</span>
<span class="hljs-comment">// We now turn to signing the unsigned transaction</span>
<span class="hljs-comment">// this contains all the information we need to</span>
@ -176,12 +176,12 @@ builder += input
signers = <span class="hljs-type">Vector</span>(privKey),
hashType =
<span class="hljs-type">HashType</span>.sigHashAll)
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(1f2ad9aa0145dd9314e43ba2faee0ae11a239943109b67946ab30c03ef76d58b:0),10000 sats,ECPublicKey(02dcfc7eea419a1b4a0b1de62ea54df1e9dc2d8a1b517656791763d161733e0fcb)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(da3b3f0e06766179f1f37b0bc2ba8fafed0f2bd5))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(b0314f624a2533e0c0bbb3ffbd11d5ee67f970aaa962cfab8ee5616893f9fb38:0),10000 sats,ECPublicKey(032c409ad08f1630533baf3e19c5cf1ba9174e419084d7b1cf61a9b0fd3f7a955f)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(b7f9c86ff41c4b359b03c662362e1ee88e89ac0f))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
<span class="hljs-comment">// all of the UTXO spending information, since we only have</span>
<span class="hljs-comment">// one input, this is just one element</span>
<span class="hljs-keyword">val</span> utxoInfos: <span class="hljs-type">Vector</span>[<span class="hljs-type">ScriptSignatureParams</span>[<span class="hljs-type">InputInfo</span>]] = <span class="hljs-type">Vector</span>(utxoInfo)
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(1f2ad9aa0145dd9314e43ba2faee0ae11a239943109b67946ab30c03ef76d58b:0),10000 sats,ECPublicKey(02dcfc7eea419a1b4a0b1de62ea54df1e9dc2d8a1b517656791763d161733e0fcb)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(da3b3f0e06766179f1f37b0bc2ba8fafed0f2bd5))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(b0314f624a2533e0c0bbb3ffbd11d5ee67f970aaa962cfab8ee5616893f9fb38:0),10000 sats,ECPublicKey(032c409ad08f1630533baf3e19c5cf1ba9174e419084d7b1cf61a9b0fd3f7a955f)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(b7f9c86ff41c4b359b03c662362e1ee88e89ac0f))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
<span class="hljs-comment">// Yay! Now we use the RawTxSigner object to sign the tx.</span>
<span class="hljs-comment">// The &#x27;sign&#x27; method is going produce a validly signed transaction</span>
@ -201,7 +201,7 @@ builder += input
}
<span class="hljs-type">Await</span>.result(signedTxF, <span class="hljs-number">30.</span>seconds)
}
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(1f2ad9aa0145dd9314e43ba2faee0ae11a239943109b67946ab30c03ef76d58b:0),P2PKHScriptSignature(ECPublicKey(02dcfc7eea419a1b4a0b1de62ea54df1e9dc2d8a1b517656791763d161733e0fcb), ECDigitalSignature(304402201b31f52cc1f28f39c8ee0465e78df58ecf3f617e2e04021d7642ebd02049a3e802202f3ea8060660c3206b55b61426b11ca199385aabfeb635b66426a765cf2edbde01)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(c088bca6785076570ee9ab8bb992c63fa9071198)), TransactionOutput(4775 sats,pkh(ef5720d4e9edac051e2ac970585a8fedb758a901))),UInt32Impl(0))</span>
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(b0314f624a2533e0c0bbb3ffbd11d5ee67f970aaa962cfab8ee5616893f9fb38:0),P2PKHScriptSignature(ECPublicKey(032c409ad08f1630533baf3e19c5cf1ba9174e419084d7b1cf61a9b0fd3f7a955f), ECDigitalSignature(304402203a59bd58496b593e50dedac77a12fc798c2262764d5636a6aeb81d8b09eed75c02201967a64f9b516322c76f913cc6f099297cbdf1491ffa82c9f52e61454030713901)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(71c44d25a118dcb093d963f6a18eaddcd763f5b0)), TransactionOutput(4775 sats,pkh(59a689eb3a38fa69e467bd2d720c8a52890c53af))),UInt32Impl(0))</span>
</code></pre>
<pre><code class="hljs css language-scala">signedTx.inputs.length
<span class="hljs-comment">// res2: Int = 1</span>
@ -211,7 +211,7 @@ signedTx.outputs.length
<span class="hljs-comment">//remember, you can call .hex on any bitcoin-s data structure to get the hex representation!</span>
signedTx.hex
<span class="hljs-comment">// res4: String = 02000000018bd576ef030cb36a94679b104399231ae10aeefaa23be41493dd4501aad92a1f000000006a47304402201b31f52cc1f28f39c8ee0465e78df58ecf3f617e2e04021d7642ebd02049a3e802202f3ea8060660c3206b55b61426b11ca199385aabfeb635b66426a765cf2edbde012102dcfc7eea419a1b4a0b1de62ea54df1e9dc2d8a1b517656791763d161733e0fcb000000000288130000000000001976a914c088bca6785076570ee9ab8bb992c63fa907119888aca7120000000000001976a914ef5720d4e9edac051e2ac970585a8fedb758a90188ac00000000</span>
<span class="hljs-comment">// res4: String = 020000000138fbf9936861e58eabcf62a9aa70f967eed511bdffb3bbc0e033254a624f31b0000000006a47304402203a59bd58496b593e50dedac77a12fc798c2262764d5636a6aeb81d8b09eed75c02201967a64f9b516322c76f913cc6f099297cbdf1491ffa82c9f52e6145403071390121032c409ad08f1630533baf3e19c5cf1ba9174e419084d7b1cf61a9b0fd3f7a955f000000000288130000000000001976a91471c44d25a118dcb093d963f6a18eaddcd763f5b088aca7120000000000001976a91459a689eb3a38fa69e467bd2d720c8a52890c53af88ac00000000</span>
</code></pre>
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/psbts"><span class="arrow-prev">← </span><span>Partially Signed Bitcoin Transactions</span></a><a class="docs-next button" href="/docs/next/core/lightning-network"><span>Lightning Network Data Types</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2020 Suredbits &amp; the bitcoin-s developers</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>
document.addEventListener('keyup', function(e) {

4
docs/next/crypto/sign.html
View file

@ -96,13 +96,13 @@
<span class="hljs-comment">// extPrivKey: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
extPrivKey.sign(<span class="hljs-type">DoubleSha256Digest</span>.empty.bytes)
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100bc0335bea831ac0731c92c9fb18a21d96c402c3dff68002ff019b22ff600f58e02206b8c1b7836dbd7d4ac7f998389b8ee86c0f0a867af16a2dc16372f31f1023ba7)</span>
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3044022010720c98387456b253ed6c5ed44e7a31d5d81adaaca9581f4955939be8b9076e0220586c2a58b584a6837c84477c7ed06c7b31b3a658f2e62e57dd627ae8e6b2b90a)</span>
<span class="hljs-keyword">val</span> path = <span class="hljs-type">BIP32Path</span>(<span class="hljs-type">Vector</span>(<span class="hljs-type">BIP32Node</span>(<span class="hljs-number">0</span>,<span class="hljs-literal">false</span>)))
<span class="hljs-comment">// path: BIP32Path = m/0</span>
extPrivKey.sign(<span class="hljs-type">DoubleSha256Digest</span>.empty.bytes,path)
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(3045022100dc4e51551e146976059168fe6decee9bc57d20f9fc8fb69dcb70e16afdb8ef850220359fbbd90af3a4d98cd5d3f149836b44de27e5618ad32391af81701db2c2dd4b)</span>
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(304402201196bbc7df576563f5e06e6ac68c8cc013811ec53199c34b2dbe2b74c58053f602203e419bbec87b9e3f927522e1ee7307ee58a22a314c5934d7a980072967fc93bc)</span>
</code></pre>
<p>With <code>ExtSign</code>, you can use <code>ExtPrivateKey</code> to sign transactions inside of <code>TxBuilder</code> since <code>UTXOSpendingInfo</code> takes in <code>Sign</code> as a parameter.</p>
<p>You can also provide a <code>path</code> to use to derive a child <code>ExtPrivateKey</code>, and then sign with that child private key</p>

4
docs/next/crypto/sign/index.html
View file

@ -96,13 +96,13 @@
<span class="hljs-comment">// extPrivKey: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
extPrivKey.sign(<span class="hljs-type">DoubleSha256Digest</span>.empty.bytes)
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100bc0335bea831ac0731c92c9fb18a21d96c402c3dff68002ff019b22ff600f58e02206b8c1b7836dbd7d4ac7f998389b8ee86c0f0a867af16a2dc16372f31f1023ba7)</span>
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3044022010720c98387456b253ed6c5ed44e7a31d5d81adaaca9581f4955939be8b9076e0220586c2a58b584a6837c84477c7ed06c7b31b3a658f2e62e57dd627ae8e6b2b90a)</span>
<span class="hljs-keyword">val</span> path = <span class="hljs-type">BIP32Path</span>(<span class="hljs-type">Vector</span>(<span class="hljs-type">BIP32Node</span>(<span class="hljs-number">0</span>,<span class="hljs-literal">false</span>)))
<span class="hljs-comment">// path: BIP32Path = m/0</span>
extPrivKey.sign(<span class="hljs-type">DoubleSha256Digest</span>.empty.bytes,path)
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(3045022100dc4e51551e146976059168fe6decee9bc57d20f9fc8fb69dcb70e16afdb8ef850220359fbbd90af3a4d98cd5d3f149836b44de27e5618ad32391af81701db2c2dd4b)</span>
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(304402201196bbc7df576563f5e06e6ac68c8cc013811ec53199c34b2dbe2b74c58053f602203e419bbec87b9e3f927522e1ee7307ee58a22a314c5934d7a980072967fc93bc)</span>
</code></pre>
<p>With <code>ExtSign</code>, you can use <code>ExtPrivateKey</code> to sign transactions inside of <code>TxBuilder</code> since <code>UTXOSpendingInfo</code> takes in <code>Sign</code> as a parameter.</p>
<p>You can also provide a <code>path</code> to use to derive a child <code>ExtPrivateKey</code>, and then sign with that child private key</p>

2
docs/next/getting-started.html
View file

@ -120,7 +120,7 @@ libraryDependencies += <span class="hljs-string">&quot;org.bitcoin-s&quot;</span
<h3><a class="anchor" aria-hidden="true" id="nightly-builds"></a><a href="#nightly-builds" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Nightly builds</h3>
<p>You can also run on the bleeding edge of Bitcoin-S, by
adding a snapshot build to your <code>build.sbt</code>. The most
recent snapshot published is <code>0.4.0+165-44d54ff5-SNAPSHOT</code>.</p>
recent snapshot published is <code>0.4.0+167-307ba23d-SNAPSHOT</code>.</p>
<p>To fetch snapshots, you will need to add the correct
resolver in your <code>build.sbt</code>:</p>
<pre><code class="hljs css language-sbt">resolvers += Resolver.sonatypeRepo(<span class="hljs-string">&quot;snapshots&quot;</span>)

2
docs/next/getting-started/index.html
View file

@ -120,7 +120,7 @@ libraryDependencies += <span class="hljs-string">&quot;org.bitcoin-s&quot;</span
<h3><a class="anchor" aria-hidden="true" id="nightly-builds"></a><a href="#nightly-builds" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Nightly builds</h3>
<p>You can also run on the bleeding edge of Bitcoin-S, by
adding a snapshot build to your <code>build.sbt</code>. The most
recent snapshot published is <code>0.4.0+165-44d54ff5-SNAPSHOT</code>.</p>
recent snapshot published is <code>0.4.0+167-307ba23d-SNAPSHOT</code>.</p>
<p>To fetch snapshots, you will need to add the correct
resolver in your <code>build.sbt</code>:</p>
<pre><code class="hljs css language-sbt">resolvers += Resolver.sonatypeRepo(<span class="hljs-string">&quot;snapshots&quot;</span>)

22
docs/next/key-manager/key-manager.html
View file

@ -77,14 +77,14 @@
<span class="hljs-comment">//get 256 bits of random entropy</span>
<span class="hljs-keyword">val</span> entropy = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0x1a9d2b0333722097c961219f6984c70433b988204aec397a41a301625389a148)</span>
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xf2b6324f8fcdeab69b3dbfd650190b659051c57ab450e2470c633a9207413d91)</span>
<span class="hljs-keyword">val</span> mnemonic = <span class="hljs-type">MnemonicCode</span>.fromEntropy(entropy)
<span class="hljs-comment">// mnemonic: MnemonicCode = Masked(MnemonicCodeImpl)</span>
<span class="hljs-comment">//you can print that mnemonic seed with this</span>
println(mnemonic.words)
<span class="hljs-comment">// Vector(box, true, school, group, capital, episode, cereal, category, panda, equip, crack, anchor, describe, series, license, frown, defense, spirit, hand, actress, cement, shadow, lunch, acid)</span>
<span class="hljs-comment">// Vector(verify, ranch, negative, buzz, team, forget, hollow, retire, stone, liar, drift, sleep, agree, tired, turn, meat, time, debris, boat, inside, call, party, wagon, crouch)</span>
</code></pre>
<p>Now that we have a <code>MnemonicCode</code> that was securely generated, we need to now create <code>KeyManagerParams</code> which tells us how to generate
generate specific kinds of addresses for wallets.</p>
@ -99,7 +99,7 @@ generate specific kinds of addresses for wallets.</p>
<pre><code class="hljs css language-scala"><span class="hljs-comment">//this will create a temp directory with the prefix &#x27;key-manager-example` that will</span>
<span class="hljs-comment">//have a file in it called &quot;encrypted-bitcoin-s-seed.json&quot;</span>
<span class="hljs-keyword">val</span> seedPath = <span class="hljs-type">Files</span>.createTempDirectory(<span class="hljs-string">&quot;key-manager-example&quot;</span>).resolve(<span class="hljs-type">WalletStorage</span>.<span class="hljs-type">ENCRYPTED_SEED_FILE_NAME</span>)
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example3179006728529721051/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example6882373238120536493/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">//let&#x27;s create a native segwit key manager</span>
<span class="hljs-keyword">val</span> purpose = <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>
@ -110,19 +110,19 @@ generate specific kinds of addresses for wallets.</p>
<span class="hljs-comment">// network: RegTest.type = RegTest</span>
<span class="hljs-keyword">val</span> kmParams = <span class="hljs-type">KeyManagerParams</span>(seedPath, purpose, network)
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example3179006728529721051/encrypted-bitcoin-s-seed.json,m/84&#x27;,RegTest)</span>
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example6882373238120536493/encrypted-bitcoin-s-seed.json,m/84&#x27;,RegTest)</span>
<span class="hljs-keyword">val</span> aesPasswordOpt = <span class="hljs-type">Some</span>(<span class="hljs-type">AesPassword</span>.fromString(<span class="hljs-string">&quot;password&quot;</span>))
<span class="hljs-comment">// aesPasswordOpt: Some[AesPassword] = Some(Masked(AesPassword))</span>
<span class="hljs-keyword">val</span> km = <span class="hljs-type">BIP39KeyManager</span>.initializeWithMnemonic(aesPasswordOpt, mnemonic, <span class="hljs-type">None</span>, kmParams)
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@340dc8bd)</span>
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@a62da0b)</span>
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeZE6qi3XHd4Uy74862ETb7SXe6j5hpnwKpEkSJhkv1MoN1eor2WBMAFBfKBkHzVDmoGwXP68Vph8ihcRD95tkBu7iEZZjdhE</span>
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeYFERja9cVukCYMHRf2ogCsHgZc2PQMtHm6r4TmYfP2wwZ2z3bZMUarv2LioKWFoHn2iqgGyS2cCSp9BWjJRgZZ45gByut67</span>
println(rootXPub)
<span class="hljs-comment">// vpub5SLqN2bLY4WeZE6qi3XHd4Uy74862ETb7SXe6j5hpnwKpEkSJhkv1MoN1eor2WBMAFBfKBkHzVDmoGwXP68Vph8ihcRD95tkBu7iEZZjdhE</span>
<span class="hljs-comment">// vpub5SLqN2bLY4WeYFERja9cVukCYMHRf2ogCsHgZc2PQMtHm6r4TmYfP2wwZ2z3bZMUarv2LioKWFoHn2iqgGyS2cCSp9BWjJRgZZ45gByut67</span>
</code></pre>
<p>Which should print something that looks like this</p>
<p><code>vpub5SLqN2bLY4WeXxMqwJHJFBEwxSscGB2uDUnsTS3edVjZEwTrQDFDNqoR2xLqARQPabGaXsHSTenTRcqm2EnB9MpuC4vSk3LqSgNmGGZtuq7</code></p>
@ -131,17 +131,17 @@ println(rootXPub)
again after initializing it once. You can use the same <code>mnemonic</code> for different networks, which you control <code>KeyManagerParams</code>.</p>
<pre><code class="hljs css language-scala"><span class="hljs-comment">//let&#x27;s create a nested segwit key manager for mainnet</span>
<span class="hljs-keyword">val</span> mainnetKmParams = <span class="hljs-type">KeyManagerParams</span>(seedPath, <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>, <span class="hljs-type">MainNet</span>)
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example3179006728529721051/encrypted-bitcoin-s-seed.json,m/84&#x27;,MainNet)</span>
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example6882373238120536493/encrypted-bitcoin-s-seed.json,m/84&#x27;,MainNet)</span>
<span class="hljs-comment">//we do not need to all `initializeWithMnemonic()` again as we have saved the seed to dis</span>
<span class="hljs-keyword">val</span> mainnetKeyManager = <span class="hljs-type">BIP39KeyManager</span>.fromMnemonic(mnemonic, mainnetKmParams, <span class="hljs-type">None</span>, <span class="hljs-type">Instant</span>.now)
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@1346116f</span>
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@671e83cd</span>
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZxQsK3UfnTQrynvhsniRamtcXEJfFLpSr2e1MKLRAVcRv6UeC28o2noetK68Xq8dyLRPnFsnZ1ds8AyCuUjAhGoNHntBPwpL</span>
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwRzu51J7LG8DEDsDRWmfsKNZhBbvvPPoyW6yUQCusHaVdrpPbByADRPFLdBZLuDVKBB6Z4dVDYvrHVyD4whdeTJfEWG2Kzb</span>
println(mainnetXpub)
<span class="hljs-comment">// zpub6jftahH18ngZxQsK3UfnTQrynvhsniRamtcXEJfFLpSr2e1MKLRAVcRv6UeC28o2noetK68Xq8dyLRPnFsnZ1ds8AyCuUjAhGoNHntBPwpL</span>
<span class="hljs-comment">// zpub6jftahH18ngZwRzu51J7LG8DEDsDRWmfsKNZhBbvvPPoyW6yUQCusHaVdrpPbByADRPFLdBZLuDVKBB6Z4dVDYvrHVyD4whdeTJfEWG2Kzb</span>
</code></pre>
<p>Which gives us something that looks like this</p>
<p><code>zpub6jftahH18ngZw98KGjRo5XcxeKTQ2eztsvskb1dC9XF5TLimQquTs6Ry7nBBA425D9joXmfgJJCexmJ1u2SELJZJfRi95gcnXadLpZzYb5c</code></p>

22
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View file

@ -77,14 +77,14 @@
<span class="hljs-comment">//get 256 bits of random entropy</span>
<span class="hljs-keyword">val</span> entropy = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0x1a9d2b0333722097c961219f6984c70433b988204aec397a41a301625389a148)</span>
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xf2b6324f8fcdeab69b3dbfd650190b659051c57ab450e2470c633a9207413d91)</span>
<span class="hljs-keyword">val</span> mnemonic = <span class="hljs-type">MnemonicCode</span>.fromEntropy(entropy)
<span class="hljs-comment">// mnemonic: MnemonicCode = Masked(MnemonicCodeImpl)</span>
<span class="hljs-comment">//you can print that mnemonic seed with this</span>
println(mnemonic.words)
<span class="hljs-comment">// Vector(box, true, school, group, capital, episode, cereal, category, panda, equip, crack, anchor, describe, series, license, frown, defense, spirit, hand, actress, cement, shadow, lunch, acid)</span>
<span class="hljs-comment">// Vector(verify, ranch, negative, buzz, team, forget, hollow, retire, stone, liar, drift, sleep, agree, tired, turn, meat, time, debris, boat, inside, call, party, wagon, crouch)</span>
</code></pre>
<p>Now that we have a <code>MnemonicCode</code> that was securely generated, we need to now create <code>KeyManagerParams</code> which tells us how to generate
generate specific kinds of addresses for wallets.</p>
@ -99,7 +99,7 @@ generate specific kinds of addresses for wallets.</p>
<pre><code class="hljs css language-scala"><span class="hljs-comment">//this will create a temp directory with the prefix &#x27;key-manager-example` that will</span>
<span class="hljs-comment">//have a file in it called &quot;encrypted-bitcoin-s-seed.json&quot;</span>
<span class="hljs-keyword">val</span> seedPath = <span class="hljs-type">Files</span>.createTempDirectory(<span class="hljs-string">&quot;key-manager-example&quot;</span>).resolve(<span class="hljs-type">WalletStorage</span>.<span class="hljs-type">ENCRYPTED_SEED_FILE_NAME</span>)
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example3179006728529721051/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example6882373238120536493/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">//let&#x27;s create a native segwit key manager</span>
<span class="hljs-keyword">val</span> purpose = <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>
@ -110,19 +110,19 @@ generate specific kinds of addresses for wallets.</p>
<span class="hljs-comment">// network: RegTest.type = RegTest</span>
<span class="hljs-keyword">val</span> kmParams = <span class="hljs-type">KeyManagerParams</span>(seedPath, purpose, network)
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example3179006728529721051/encrypted-bitcoin-s-seed.json,m/84&#x27;,RegTest)</span>
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example6882373238120536493/encrypted-bitcoin-s-seed.json,m/84&#x27;,RegTest)</span>
<span class="hljs-keyword">val</span> aesPasswordOpt = <span class="hljs-type">Some</span>(<span class="hljs-type">AesPassword</span>.fromString(<span class="hljs-string">&quot;password&quot;</span>))
<span class="hljs-comment">// aesPasswordOpt: Some[AesPassword] = Some(Masked(AesPassword))</span>
<span class="hljs-keyword">val</span> km = <span class="hljs-type">BIP39KeyManager</span>.initializeWithMnemonic(aesPasswordOpt, mnemonic, <span class="hljs-type">None</span>, kmParams)
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@340dc8bd)</span>
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@a62da0b)</span>
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeZE6qi3XHd4Uy74862ETb7SXe6j5hpnwKpEkSJhkv1MoN1eor2WBMAFBfKBkHzVDmoGwXP68Vph8ihcRD95tkBu7iEZZjdhE</span>
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeYFERja9cVukCYMHRf2ogCsHgZc2PQMtHm6r4TmYfP2wwZ2z3bZMUarv2LioKWFoHn2iqgGyS2cCSp9BWjJRgZZ45gByut67</span>
println(rootXPub)
<span class="hljs-comment">// vpub5SLqN2bLY4WeZE6qi3XHd4Uy74862ETb7SXe6j5hpnwKpEkSJhkv1MoN1eor2WBMAFBfKBkHzVDmoGwXP68Vph8ihcRD95tkBu7iEZZjdhE</span>
<span class="hljs-comment">// vpub5SLqN2bLY4WeYFERja9cVukCYMHRf2ogCsHgZc2PQMtHm6r4TmYfP2wwZ2z3bZMUarv2LioKWFoHn2iqgGyS2cCSp9BWjJRgZZ45gByut67</span>
</code></pre>
<p>Which should print something that looks like this</p>
<p><code>vpub5SLqN2bLY4WeXxMqwJHJFBEwxSscGB2uDUnsTS3edVjZEwTrQDFDNqoR2xLqARQPabGaXsHSTenTRcqm2EnB9MpuC4vSk3LqSgNmGGZtuq7</code></p>
@ -131,17 +131,17 @@ println(rootXPub)
again after initializing it once. You can use the same <code>mnemonic</code> for different networks, which you control <code>KeyManagerParams</code>.</p>
<pre><code class="hljs css language-scala"><span class="hljs-comment">//let&#x27;s create a nested segwit key manager for mainnet</span>
<span class="hljs-keyword">val</span> mainnetKmParams = <span class="hljs-type">KeyManagerParams</span>(seedPath, <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>, <span class="hljs-type">MainNet</span>)
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example3179006728529721051/encrypted-bitcoin-s-seed.json,m/84&#x27;,MainNet)</span>
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example6882373238120536493/encrypted-bitcoin-s-seed.json,m/84&#x27;,MainNet)</span>
<span class="hljs-comment">//we do not need to all `initializeWithMnemonic()` again as we have saved the seed to dis</span>
<span class="hljs-keyword">val</span> mainnetKeyManager = <span class="hljs-type">BIP39KeyManager</span>.fromMnemonic(mnemonic, mainnetKmParams, <span class="hljs-type">None</span>, <span class="hljs-type">Instant</span>.now)
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@1346116f</span>
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@671e83cd</span>
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZxQsK3UfnTQrynvhsniRamtcXEJfFLpSr2e1MKLRAVcRv6UeC28o2noetK68Xq8dyLRPnFsnZ1ds8AyCuUjAhGoNHntBPwpL</span>
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwRzu51J7LG8DEDsDRWmfsKNZhBbvvPPoyW6yUQCusHaVdrpPbByADRPFLdBZLuDVKBB6Z4dVDYvrHVyD4whdeTJfEWG2Kzb</span>
println(mainnetXpub)
<span class="hljs-comment">// zpub6jftahH18ngZxQsK3UfnTQrynvhsniRamtcXEJfFLpSr2e1MKLRAVcRv6UeC28o2noetK68Xq8dyLRPnFsnZ1ds8AyCuUjAhGoNHntBPwpL</span>
<span class="hljs-comment">// zpub6jftahH18ngZwRzu51J7LG8DEDsDRWmfsKNZhBbvvPPoyW6yUQCusHaVdrpPbByADRPFLdBZLuDVKBB6Z4dVDYvrHVyD4whdeTJfEWG2Kzb</span>
</code></pre>
<p>Which gives us something that looks like this</p>
<p><code>zpub6jftahH18ngZw98KGjRo5XcxeKTQ2eztsvskb1dC9XF5TLimQquTs6Ry7nBBA425D9joXmfgJJCexmJ1u2SELJZJfRi95gcnXadLpZzYb5c</code></p>

4
docs/next/secp256k1/secp256k1.html
View file

@ -114,12 +114,12 @@ println(<span class="hljs-string">s&quot;Verified with NativeSecp256k1 again=<sp
<pre><code class="hljs css language-scala"><span class="hljs-keyword">val</span> privKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> publicKey = privKey.publicKeyWithBouncyCastle
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(02b0eff22076501c6ec327482b1453762862a3b22f9ca8de8f38ecab52beafefe1)</span>
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(0368008b42c225bc030ee5c4d8d2f5529c494afda6cf95fbb2f69c8f7370624c3f)</span>
<span class="hljs-keyword">val</span> dataToSign = <span class="hljs-type">DoubleSha256Digest</span>.empty
<span class="hljs-comment">// dataToSign: DoubleSha256Digest = DoubleSha256Digest(0000000000000000000000000000000000000000000000000000000000000000)</span>
<span class="hljs-keyword">val</span> signature = privKey.signWithBouncyCastle(dataToSign.bytes)
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(3045022100acdb7a5b64a2b3dd998879aeee869181463b950dc7ba3567b80362d653741fd90220281ff62b9c8ca55266e371817881f9c132ceb2e4130c0d9847c62d97e913d738)</span>
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(3045022100baf6a75a0690230b8c22673bdc7bd7d4cb7ed5110c5f5b675e53df490834924302200a5804a18134d92828a3ae789274d5fa4225cdf3243112cd8193bb5339cc9e8d)</span>
<span class="hljs-keyword">val</span> verified = publicKey.verifyWithBouncyCastle(dataToSign.bytes, signature)
<span class="hljs-comment">// verified: Boolean = true</span>

4
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View file

@ -114,12 +114,12 @@ println(<span class="hljs-string">s&quot;Verified with NativeSecp256k1 again=<sp
<pre><code class="hljs css language-scala"><span class="hljs-keyword">val</span> privKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> publicKey = privKey.publicKeyWithBouncyCastle
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(02b0eff22076501c6ec327482b1453762862a3b22f9ca8de8f38ecab52beafefe1)</span>
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(0368008b42c225bc030ee5c4d8d2f5529c494afda6cf95fbb2f69c8f7370624c3f)</span>
<span class="hljs-keyword">val</span> dataToSign = <span class="hljs-type">DoubleSha256Digest</span>.empty
<span class="hljs-comment">// dataToSign: DoubleSha256Digest = DoubleSha256Digest(0000000000000000000000000000000000000000000000000000000000000000)</span>
<span class="hljs-keyword">val</span> signature = privKey.signWithBouncyCastle(dataToSign.bytes)
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(3045022100acdb7a5b64a2b3dd998879aeee869181463b950dc7ba3567b80362d653741fd90220281ff62b9c8ca55266e371817881f9c132ceb2e4130c0d9847c62d97e913d738)</span>
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(3045022100baf6a75a0690230b8c22673bdc7bd7d4cb7ed5110c5f5b675e53df490834924302200a5804a18134d92828a3ae789274d5fa4225cdf3243112cd8193bb5339cc9e8d)</span>
<span class="hljs-keyword">val</span> verified = publicKey.verifyWithBouncyCastle(dataToSign.bytes, signature)
<span class="hljs-comment">// verified: Boolean = true</span>